// JavaScript Document
// ---------------- SELECIONA MENU
function menu(id)			{
	if(id == 1)	{
		document.getElementById('mn1').className = "ft_menu_over";
		document.getElementById('mn2').className = "ft_menu";
		document.getElementById('mn3').className = "ft_menu";
		document.getElementById('mn4').className = "ft_menu";
	}
	else if(id == 2)	{
		document.getElementById('mn1').className = "ft_menu";
		document.getElementById('mn2').className = "ft_menu_over";
		document.getElementById('mn3').className = "ft_menu";
		document.getElementById('mn4').className = "ft_menu";
	}
	else if(id == 3)	{
		document.getElementById('mn1').className = "ft_menu";
		document.getElementById('mn2').className = "ft_menu";
		document.getElementById('mn3').className = "ft_menu_over";
		document.getElementById('mn4').className = "ft_menu";
	}
	else if(id == 4)	{
		document.getElementById('mn1').className = "ft_menu";
		document.getElementById('mn2').className = "ft_menu";
		document.getElementById('mn3').className = "ft_menu";
		document.getElementById('mn4').className = "ft_menu_over";
	}
}
function ajuste(altura)	{
	parent.document.getElementById('blk_site').style.height = altura+'px';
	parent.document.getElementById('blk_conteudo').style.height = (altura-35)+'px';
	parent.document.getElementById('contFrame').height = (altura-35);
	document.getElementById('blk_interno').style.height = (altura-35)+'px';
}
function limpa(campo, texto)	{ 
	if (campo.value == texto) 	{ campo.value = ""; } 
} 
function preenche(campo, texto) 		{ 
	if (campo.value == "") 		{ campo.value = texto;	} 
} 
// funcao vazio
function vazio(campo, mensagem, opcional)
{
	if(campo.value == "" || campo.value.length < 1 || campo.value == opcional)
	{
		alert('Campo '+mensagem+' Obrigatório!');
		campo.style.background='#F0F0F0';
		campo.focus();
		return true;
	}
	return false;
}
function validaEmail(campo, mensagem, opcional)
{
  var obj = eval(campo);
  var txt = obj.value;
  if ((txt.length != 0) && ((txt.indexOf("@") < 1) || (txt.indexOf('.') < 7)))
  {
    alert('E-mail Inválido');
	obj.focus();
	return true;
  }
  return false
}
// *************************************************************************
// funcao proximo campo
function proximo(pr_campo, form) 
{
	nextfield = pr_campo; // nome do primeiro campo do site
	netscape = "";
	ver = navigator.appVersion; len = ver.length;
	for(iln = 0; iln < len; iln++) if (ver.charAt(iln) == "(") break;	netscape = (ver.charAt(iln+1).toUpperCase() != "C");
	
	function keyDown(DnEvents) {
	// ve quando e o netscape ou IE
	k = (netscape) ? DnEvents.which : window.event.keyCode;
	if (k == 13) { // preciona tecla enter
	if (nextfield == 'done') {
	return false;
	//return true; // envia quando termina os campos
	} else {
	// se existem mais campos vai para o proximo
	eval('document.'+ form +'.' + nextfield + '.focus()');return false;}}}
	document.onkeydown = keyDown; // work together to analyze keystrokes
	if (netscape) document.captureEvents(Event.KEYDOWN|Event.KEYUP);
}
function abre_design(pg)	{
	parent.document.getElementById('fundo_site').style.display = 'block';

	if(pg)	{
		parent.document.getElementById('div_design').style.display = 'block';
		parent.document.getElementById('iframe_design').src = 'site/conteudo.php?pag=visu_design&pg='+pg;
	}
}
function fecha_design()	{
	parent.document.getElementById('fundo_site').style.display = 'none';
	parent.document.getElementById('div_design').style.display = 'none';
//	parent.document.getElementById('foto_amp').src = 'img/carregando.gif';
}
function aparece(id){
	document.getElementById('div_'+id).style.display="block";
}
function some(id){
	document.getElementById('div_'+id).style.display="none";
}